Stay updated with real-time air quality in North Union Township, Pennsylvania featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
43
Good
North Union Township, Pennsylvania
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.02 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
13.87 μg/m³
0
55
155
255
425
605+
46.45 ppb
0
55
71
86
201
201+
0.87 ppb
0
36
76
186
605
1005+
1.83 ppb
0
54
101
361
1250
2050+
0.24 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
North Union Township, Pennsylvania
North Union Township, Pennsylvania
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AQI 43
Good
4.02μg/m³
PM2.5
13.87μg/m³
PM10
46.45ppb
O3
0.87ppb
SO2
1.83ppb
NO2
0.24ppm
CO
AQI 41
Good
3.91μg/m³
PM2.5
17.01μg/m³
PM10
44.17ppb
O3
0.94ppb
SO2
2.87ppb
NO2
0.24ppm
CO
AQI 43
Good
3.63μg/m³
PM2.5
15.14μg/m³
PM10
45.74ppb
O3
0.91ppb
SO2
2.10ppb
NO2
0.24ppm
CO
AQI 42
Good
4.10μg/m³
PM2.5
17.95μg/m³
PM10
45.21ppb
O3
1.01ppb
SO2
3.21ppb
NO2
0.23ppm
CO
AQI 43
Good
3.58μg/m³
PM2.5
14.82μg/m³
PM10
45.95ppb
O3
0.89ppb
SO2
1.93ppb
NO2
0.25ppm
CO
AQI 43
Good
4.35μg/m³
PM2.5
19.10μg/m³
PM10
45.56ppb
O3
1.04ppb
SO2
3.34ppb
NO2
0.22ppm
CO
Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for North Union Township, Pennsylvania is updated every hour for accuracy.
In the past 24 hours, the air quality in North Union Township, Pennsylvania was at its worst at 09:00:00 on 2026-07-23.
In the last 24 hours, the best air quality in North Union Township, Pennsylvania was observed at 03:00:00 on 2026-07-23.
As of now, the AQI in North Union Township, Pennsylvania is 43, indicating Good conditions.
North Union Township, Pennsylvania air has the highest levels of O3.
Poor air quality in North Union Township, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in North Union Township, Pennsylvania are currently 4.019 μg/m3.
The PM10 concentration in North Union Township, Pennsylvania is 13.874 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in North Union Township, Pennsylvania is 0.242 ppm.
Currently, North Union Township, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.87 ppb.
The current ozone (O3) level in North Union Township, Pennsylvania at the moment is 46.449 ppm.
Nitrogen dioxide (NO2) level in North Union Township, Pennsylvania at the moment is 1.828 ppb.
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